40779920

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{599}}^1$

素因数の和:672

約数の個数: 80

約数和(自身を含む): 101779200

約数和(自身を除く): 60999280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 37, 40, 46, 74, 80, 92, 115, 148, 184, 185, 230, 296, 368, 370, 460, 592, 599, 740, 851, 920, 1198, 1480, 1702, 1840, 2396, 2960, 2995, 3404, 4255, 4792, 5990, 6808, 8510, 9584, 11980, 13616, 13777, 17020, 22163, 23960, 27554, 34040, 44326, 47920, 55108, 68080, 68885, 88652, 110216, 110815, 137770, 177304, 220432, 221630, 275540, 354608, 443260, 509749, 551080, 886520, 1019498, 1102160, 1773040, 2038996, 2548745, 4077992, 5097490, 8155984, 10194980, 20389960, 40779920]

約数ペア:

[(1, 40779920), (2, 20389960), (4, 10194980), (5, 8155984), (8, 5097490), (10, 4077992), (16, 2548745), (20, 2038996), (23, 1773040), (37, 1102160), (40, 1019498), (46, 886520), (74, 551080), (80, 509749), (92, 443260), (115, 354608), (148, 275540), (184, 221630), (185, 220432), (230, 177304), (296, 137770), (368, 110815), (370, 110216), (460, 88652), (592, 68885), (599, 68080), (740, 55108), (851, 47920), (920, 44326), (1198, 34040), (1480, 27554), (1702, 23960), (1840, 22163), (2396, 17020), (2960, 13777), (2995, 13616), (3404, 11980), (4255, 9584), (4792, 8510), (5990, 6808)]